Alaska earthquakes

M2.1 earthquake 29 km SW of Atka, Alaska

A magnitude 2.1 earthquake struck 29 km SW of Atka, Alaska on Fri, Jan 15, 2021, 11:17 AM HAST (21:17 UTC), 90 km (56 mi) below the surface.

A larger quake followed: M4.4 65 km NNW of Atka, Alaska. This one was a foreshock.

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The earthquake

Magnitude
2.1 (ml), micro
Local time
UTC
2021-01-15 21:17:44 UTC
Depth
89.8 km (55.8 mi), intermediate-depth
Epicenter
52.009° N, 174.510° W
Region
Alaska
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Stations used
10

Nearby

Within 100 km, magnitude 1.5 and up: 101 in the 60 days after this one and 48 in the 30 days before it.

After

The first 60 of 101.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021p5o1qq. Read Wed, Sep 30, 2026, 9:25 AM UTC.